Electronic detection unit for an educational instrument



FIG. 1 is a top plan view of an electronic detection unit for an educational instrument illustrating my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof; and

FIG. 6 is a back elevational view thereof. 

The ornamental design for an electronic detection unit for an educational instrument, substantially as shown. 